611 operators are investing in LTE across 174 countries. This comprises 566 operator network deployment commitments in 166 countries (of which 360 networks have launched), and 45 pre-commitments trials in a further 8 countries

The LTE commercial service footprint extended to a further 27 countries in 2014

80 operators in 42 countries i.e. over 22% of operators are investing in VoLTE deployments, studies or trials

14 operators having launched HD voice service using VoLTE in 7 countries. Many more launches are expected in 2015

107 operators in total, i.e. almost 30% of LTE operators have launched, are deploying or are trialling LTE-Advanced technologies

49 operators have commercially launched LTE-Advanced carrier aggregation in 31 countries, and this figure could double in 2015

373 million LTE subscriptions globally by Q3 2014 (according to Ovum) achieving 131% YoY growth. The balance of regional shares continued to shift to Asia, driven by impressive growth in China